PlainWater

LWWSD - SOUTH SHORE WATER SYSTEM

PWS ID: WA5395910 · Bellingham, Washington 98229

Population Served
10,028
Total Violations
107
Health-Based Violations
3
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
4,011
County
Whatcom
School/Daycare
No
MCL Violations
2
Monitoring Violations
103
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,2,4-Trichlorobenzene MR 5 2007
DICHLOROMETHANE MR 5 2007
Vinyl chloride MR 5 2007
1,1-Dichloroethylene MR 5 2007
trans-1,2-Dichloroethylene MR 5 2007
1,2-Dichloroethane MR 5 2007
Carbon tetrachloride MR 5 2007
1,2-Dichloropropane MR 5 2007
Trichloroethylene MR 5 2007
Tetrachloroethylene MR 5 2007
Benzene MR 5 2007
Toluene MR 5 2007
Styrene MR 5 2007
1,1,2-Trichloroethane MR 5 2007
CHLOROBENZENE MR 5 2007
p-Dichlorobenzene MR 5 2007
1,1,1-Trichloroethane MR 5 2007
Ethylbenzene MR 5 2007
cis-1,2-Dichloroethylene MR 5 2007
o-Dichlorobenzene MR 5 2007
Coliform (TCR) MR 2 1996
Consumer Confidence Rule Other 1 2012
Cadmium MCL 1 1979
Surface Water Treatment Rule TT 1 1993
Gross Alpha, Excl. Radon and U MR 1 1979
Coliform (TCR) MCL 1 2004

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
PFNA 6/2/2025 <0.004 µg/L 0.004 µg/L Not Detected
11Cl-PF3OUdS 6/2/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 6/2/2025 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 6/2/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 6/2/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 6/2/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 6/2/2025 <0.005 µg/L 0.005 µg/L Not Detected
NFDHA 6/2/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 6/2/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 6/2/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHpA 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 6/2/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 6/2/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 6/2/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 6/2/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 6/2/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 6/2/2025 <0.006 µg/L 0.006 µg/L Not Detected
lithium 6/2/2025 <9 µg/L 9 µg/L Not Detected
PFBS 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 6/2/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 3/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 3/18/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 3/18/2025 <0.004 µg/L 0.004 µg/L Not Detected
NEtFOSAA 3/18/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 3/18/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 3/18/2025 <0.008 µg/L 0.008 µg/L Not Detected
lithium 3/18/2025 <9 µg/L 9 µg/L Not Detected
PFHpS 3/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 3/18/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 3/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 3/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 3/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 3/18/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 3/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 3/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 3/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 3/18/2025 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 3/18/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 3/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 3/18/2025 <0.002 µg/L 0.002 µg/L Not Detected
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.